Set of 4 FM Professional refrigerator thermometers

Set of 4 thermometers for refrigerators and freezers These thermometers are perfect for precisely measuring the temperature of your spaces Plastic 15.5 x 1.7 x 0.6 cm Set of 4 thermometers FM Professional offers you this set of 4 thermometers for refrigerators and freezers. Precise and high quality, they will allow you to perfectly control the temperatures of your refrigerator and freezer. FM Professional thermometers are heat resistant from -40°C to +40°C. They allow you to perfectly control the cold chain of your food.Directions for use: For the refrigerator: Do not place your thermometer in the door of your refrigerator or in a drawer. Wait 8 hours, avoid opening the refrigerator during these 8 hours then take the measurement. For the freezer: The optimal temperature for a freezer is between -18°C and even -23°C. The lower the temperature, the better the products will keep.